Computer Technology because these days people are using technology so much and the population are growing so fast so it has to be C
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Freedom of speech (i don't know whats your question exactly).
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I believe the answer would be cotton gin because the invention of the cotton gin was able to become more efficient in harvesting cotton.
Answer:
44
Explanation:
Wyoming is the more nothern square box on the map above Colorado(38) and Utah(45).
Answer:
Friction between the wheels and track causes energy to leave the system in the form of heat.
Explanation: